A CDE Definition
Overlapping input and output with processing. The peripheral devices run independent of the CPU, and both the hardware and software must support this common mode of operation. See asynchronous.
Events that are not synchronized or coordinated in time. All the following are asynchronous operations. The interval between transmitting A and B is not the same as between B and C. The ability to initiate a transmission at either end. Storing and forwarding messages. Starting the next operation before the current one is completed. Contrast with synchronous.
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